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/*
* Copyright 2016-2024 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#define TESTUTIL_NO_size_t_COMPARISON
#include <stdio.h>
#include <string.h>
#include <openssl/bio.h>
#include "internal/nelem.h"
#include "internal/numbers.h"
#include "testutil.h"
#include "testutil/output.h"
static int justprint = 0;
static char *fpexpected[][10][5] = {
{
/* 00 */ { "0.0000e+00", "0.0000", "0", "0.0000E+00", "0" },
/* 01 */ { "6.7000e-01", "0.6700", "0.67", "6.7000E-01", "0.67" },
/* 02 */ { "6.6667e-01", "0.6667", "0.6667", "6.6667E-01", "0.6667" },
/* 03 */ { "6.6667e-04", "0.0007", "0.0006667", "6.6667E-04", "0.0006667" },
/* 04 */ { "6.6667e-05", "0.0001", "6.667e-05", "6.6667E-05", "6.667E-05" },
/* 05 */ { "6.6667e+00", "6.6667", "6.667", "6.6667E+00", "6.667" },
/* 06 */ { "6.6667e+01", "66.6667", "66.67", "6.6667E+01", "66.67" },
/* 07 */ { "6.6667e+02", "666.6667", "666.7", "6.6667E+02", "666.7" },
/* 08 */ { "6.6667e+03", "6666.6667", "6667", "6.6667E+03", "6667" },
/* 09 */ { "6.6667e+04", "66666.6667", "6.667e+04", "6.6667E+04", "6.667E+04" },
},
{
/* 10 */ { "0.00000e+00", "0.00000", "0", "0.00000E+00", "0" },
/* 11 */ { "6.70000e-01", "0.67000", "0.67", "6.70000E-01", "0.67" },
/* 12 */ { "6.66667e-01", "0.66667", "0.66667", "6.66667E-01", "0.66667" },
/* 13 */ { "6.66667e-04", "0.00067", "0.00066667", "6.66667E-04", "0.00066667" },
/* 14 */ { "6.66667e-05", "0.00007", "6.6667e-05", "6.66667E-05", "6.6667E-05" },
/* 15 */ { "6.66667e+00", "6.66667", "6.6667", "6.66667E+00", "6.6667" },
/* 16 */ { "6.66667e+01", "66.66667", "66.667", "6.66667E+01", "66.667" },
/* 17 */ { "6.66667e+02", "666.66667", "666.67", "6.66667E+02", "666.67" },
/* 18 */ { "6.66667e+03", "6666.66667", "6666.7", "6.66667E+03", "6666.7" },
/* 19 */ { "6.66667e+04", "66666.66667", "66667", "6.66667E+04", "66667" },
},
{
/* 20 */ { " 0.0000e+00", " 0.0000", " 0", " 0.0000E+00", " 0" },
/* 21 */ { " 6.7000e-01", " 0.6700", " 0.67", " 6.7000E-01", " 0.67" },
/* 22 */ { " 6.6667e-01", " 0.6667", " 0.6667", " 6.6667E-01", " 0.6667" },
/* 23 */ { " 6.6667e-04", " 0.0007", " 0.0006667", " 6.6667E-04", " 0.0006667" },
/* 24 */ { " 6.6667e-05", " 0.0001", " 6.667e-05", " 6.6667E-05", " 6.667E-05" },
/* 25 */ { " 6.6667e+00", " 6.6667", " 6.667", " 6.6667E+00", " 6.667" },
/* 26 */ { " 6.6667e+01", " 66.6667", " 66.67", " 6.6667E+01", " 66.67" },
/* 27 */ { " 6.6667e+02", " 666.6667", " 666.7", " 6.6667E+02", " 666.7" },
/* 28 */ { " 6.6667e+03", " 6666.6667", " 6667", " 6.6667E+03", " 6667" },
/* 29 */ { " 6.6667e+04", " 66666.6667", " 6.667e+04", " 6.6667E+04", " 6.667E+04" },
},
{
/* 30 */ { " 0.00000e+00", " 0.00000", " 0", " 0.00000E+00", " 0" },
/* 31 */ { " 6.70000e-01", " 0.67000", " 0.67", " 6.70000E-01", " 0.67" },
/* 32 */ { " 6.66667e-01", " 0.66667", " 0.66667", " 6.66667E-01", " 0.66667" },
/* 33 */ { " 6.66667e-04", " 0.00067", " 0.00066667", " 6.66667E-04", " 0.00066667" },
/* 34 */ { " 6.66667e-05", " 0.00007", " 6.6667e-05", " 6.66667E-05", " 6.6667E-05" },
/* 35 */ { " 6.66667e+00", " 6.66667", " 6.6667", " 6.66667E+00", " 6.6667" },
/* 36 */ { " 6.66667e+01", " 66.66667", " 66.667", " 6.66667E+01", " 66.667" },
/* 37 */ { " 6.66667e+02", " 666.66667", " 666.67", " 6.66667E+02", " 666.67" },
/* 38 */ { " 6.66667e+03", " 6666.66667", " 6666.7", " 6.66667E+03", " 6666.7" },
/* 39 */ { " 6.66667e+04", " 66666.66667", " 66667", " 6.66667E+04", " 66667" },
},
{
/* 40 */ { "0e+00", "0", "0", "0E+00", "0" },
/* 41 */ { "7e-01", "1", "0.7", "7E-01", "0.7" },
/* 42 */ { "7e-01", "1", "0.7", "7E-01", "0.7" },
/* 43 */ { "7e-04", "0", "0.0007", "7E-04", "0.0007" },
/* 44 */ { "7e-05", "0", "7e-05", "7E-05", "7E-05" },
/* 45 */ { "7e+00", "7", "7", "7E+00", "7" },
/* 46 */ { "7e+01", "67", "7e+01", "7E+01", "7E+01" },
/* 47 */ { "7e+02", "667", "7e+02", "7E+02", "7E+02" },
/* 48 */ { "7e+03", "6667", "7e+03", "7E+03", "7E+03" },
/* 49 */ { "7e+04", "66667", "7e+04", "7E+04", "7E+04" },
},
{
/* 50 */ { "0.000000e+00", "0.000000", "0", "0.000000E+00", "0" },
/* 51 */ { "6.700000e-01", "0.670000", "0.67", "6.700000E-01", "0.67" },
/* 52 */ { "6.666667e-01", "0.666667", "0.666667", "6.666667E-01", "0.666667" },
/* 53 */ { "6.666667e-04", "0.000667", "0.000666667", "6.666667E-04", "0.000666667" },
/* 54 */ { "6.666667e-05", "0.000067", "6.66667e-05", "6.666667E-05", "6.66667E-05" },
/* 55 */ { "6.666667e+00", "6.666667", "6.66667", "6.666667E+00", "6.66667" },
/* 56 */ { "6.666667e+01", "66.666667", "66.6667", "6.666667E+01", "66.6667" },
/* 57 */ { "6.666667e+02", "666.666667", "666.667", "6.666667E+02", "666.667" },
/* 58 */ { "6.666667e+03", "6666.666667", "6666.67", "6.666667E+03", "6666.67" },
/* 59 */ { "6.666667e+04", "66666.666667", "66666.7", "6.666667E+04", "66666.7" },
},
{
/* 60 */ { "0.0000e+00", "000.0000", "00000000", "0.0000E+00", "00000000" },
/* 61 */ { "6.7000e-01", "000.6700", "00000.67", "6.7000E-01", "00000.67" },
/* 62 */ { "6.6667e-01", "000.6667", "000.6667", "6.6667E-01", "000.6667" },
/* 63 */ { "6.6667e-04", "000.0007", "0.0006667", "6.6667E-04", "0.0006667" },
/* 64 */ { "6.6667e-05", "000.0001", "6.667e-05", "6.6667E-05", "6.667E-05" },
/* 65 */ { "6.6667e+00", "006.6667", "0006.667", "6.6667E+00", "0006.667" },
/* 66 */ { "6.6667e+01", "066.6667", "00066.67", "6.6667E+01", "00066.67" },
/* 67 */ { "6.6667e+02", "666.6667", "000666.7", "6.6667E+02", "000666.7" },
/* 68 */ { "6.6667e+03", "6666.6667", "00006667", "6.6667E+03", "00006667" },
/* 69 */ { "6.6667e+04", "66666.6667", "6.667e+04", "6.6667E+04", "6.667E+04" },
},
};
typedef struct z_data_st {
size_t value;
const char *format;
const char *expected;
} z_data;
static z_data zu_data[] = {
{ SIZE_MAX, "%zu", (sizeof(size_t) == 4 ? "4294967295"
: sizeof(size_t) == 8 ? "18446744073709551615"
: "") },
/*
* in 2-complement, the unsigned number divided by two plus one becomes the
* smallest possible negative signed number of the corresponding type
*/
{ SIZE_MAX / 2 + 1, "%zi", (sizeof(size_t) == 4 ? "-2147483648"
: sizeof(size_t) == 8 ? "-9223372036854775808"
: "") },
{ 0, "%zu", "0" },
{ 0, "%zi", "0" },
};
static int test_zu(int i)
{
char bio_buf[80];
const z_data *data = &zu_data[i];
BIO_snprintf(bio_buf, sizeof(bio_buf) - 1, data->format, data->value);
if (!TEST_str_eq(bio_buf, data->expected))
return 0;
return 1;
}
typedef struct j_data_st {
uint64_t value;
const char *format;
const char *expected;
} j_data;
static j_data jf_data[] = {
{ 0xffffffffffffffffULL, "%ju", "18446744073709551615" },
{ 0xffffffffffffffffULL, "%jx", "ffffffffffffffff" },
{ 0x8000000000000000ULL, "%ju", "9223372036854775808" },
/*
* These tests imply two's-complement, but it's the only binary
* representation we support, see test/sanitytest.c...
*/
{ 0x8000000000000000ULL, "%ji", "-9223372036854775808" },
};
static int test_j(int i)
{
const j_data *data = &jf_data[i];
char bio_buf[80];
BIO_snprintf(bio_buf, sizeof(bio_buf) - 1, data->format, data->value);
if (!TEST_str_eq(bio_buf, data->expected))
return 0;
return 1;
}
/* Precision and width. */
typedef struct pw_st {
int p;
const char *w;
} pw;
static pw pw_params[] = {
{ 4, "" },
{ 5, "" },
{ 4, "12" },
{ 5, "12" },
{ 0, "" },
{ -1, "" },
{ 4, "08" }
};
static int dofptest(int test, int sub, double val, const char *width, int prec)
{
static const char *fspecs[] = {
"e", "f", "g", "E", "G"
};
char format[80], result[80];
int ret = 1, i;
for (i = 0; i < (int)OSSL_NELEM(fspecs); i++) {
const char *fspec = fspecs[i];
if (prec >= 0)
BIO_snprintf(format, sizeof(format), "%%%s.%d%s", width, prec,
fspec);
else
BIO_snprintf(format, sizeof(format), "%%%s%s", width, fspec);
BIO_snprintf(result, sizeof(result), format, val);
if (justprint) {
if (i == 0)
printf(" /* %d%d */ { \"%s\"", test, sub, result);
else
printf(", \"%s\"", result);
} else if (!TEST_str_eq(fpexpected[test][sub][i], result)) {
TEST_info("test %d format=|%s| exp=|%s|, ret=|%s|",
test, format, fpexpected[test][sub][i], result);
ret = 0;
}
}
if (justprint)
printf(" },\n");
return ret;
}
static int test_fp(int i)
{
int t = 0, r;
const double frac = 2.0 / 3.0;
const pw *pwp = &pw_params[i];
if (justprint)
printf(" {\n");
r = TEST_true(dofptest(i, t++, 0.0, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 0.67, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, frac, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, frac / 1000, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, frac / 10000, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 6.0 + frac, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 66.0 + frac, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 666.0 + frac, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 6666.0 + frac, pwp->w, pwp->p))
&& TEST_true(dofptest(i, t++, 66666.0 + frac, pwp->w, pwp->p));
if (justprint)
printf(" },\n");
return r;
}
static int test_big(void)
{
char buf[80];
/* Test excessively big number. Should fail */
if (!TEST_int_eq(BIO_snprintf(buf, sizeof(buf),
"%f\n", 2 * (double)ULONG_MAX), -1))
return 0;
return 1;
}
typedef enum OPTION_choice {
OPT_ERR = -1,
OPT_EOF = 0,
OPT_PRINT,
OPT_TEST_ENUM
} OPTION_CHOICE;
const OPTIONS *test_get_options(void)
{
static const OPTIONS options[] = {
OPT_TEST_OPTIONS_DEFAULT_USAGE,
{ "expected", OPT_PRINT, '-', "Output values" },
{ NULL }
};
return options;
}
int setup_tests(void)
{
OPTION_CHOICE o;
while ((o = opt_next()) != OPT_EOF) {
switch (o) {
case OPT_PRINT:
justprint = 1;
break;
case OPT_TEST_CASES:
break;
default:
return 0;
}
}
ADD_TEST(test_big);
ADD_ALL_TESTS(test_fp, OSSL_NELEM(pw_params));
ADD_ALL_TESTS(test_zu, OSSL_NELEM(zu_data));
ADD_ALL_TESTS(test_j, OSSL_NELEM(jf_data));
return 1;
}
/*
* Replace testutil output routines. We do this to eliminate possible sources
* of BIO error
*/
BIO *bio_out = NULL;
BIO *bio_err = NULL;
static int tap_level = 0;
void test_open_streams(void)
{
}
void test_adjust_streams_tap_level(int level)
{
tap_level = level;
}
void test_close_streams(void)
{
}
/*
* This works out as long as caller doesn't use any "fancy" formats.
* But we are caller's caller, and test_str_eq is the only one called,
* and it uses only "%s", which is not "fancy"...
*/
int test_vprintf_stdout(const char *fmt, va_list ap)
{
return fprintf(stdout, "%*s# ", tap_level, "") + vfprintf(stdout, fmt, ap);
}
int test_vprintf_stderr(const char *fmt, va_list ap)
{
return fprintf(stderr, "%*s# ", tap_level, "") + vfprintf(stderr, fmt, ap);
}
int test_flush_stdout(void)
{
return fflush(stdout);
}
int test_flush_stderr(void)
{
return fflush(stderr);
}
int test_vprintf_tapout(const char *fmt, va_list ap)
{
return fprintf(stdout, "%*s", tap_level, "") + vfprintf(stdout, fmt, ap);
}
int test_vprintf_taperr(const char *fmt, va_list ap)
{
return fprintf(stderr, "%*s", tap_level, "") + vfprintf(stderr, fmt, ap);
}
int test_flush_tapout(void)
{
return fflush(stdout);
}
int test_flush_taperr(void)
{
return fflush(stderr);
}
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